Camera Gimbal (ZXY-achses) for Fatshark 600 TVL (Predator V2)

This is a 3-achses camera gimbal for the Fatshark 600 TVL (included in the FPV set Predator V2), uses HobbyKing HXT900 mini servos. Parametric OpenSCAD sources are included.
You have to glue the servo mountings together (as the servo-plate). You only need some 3mm screws to assemble the gimbal. I prefer to have the servo (z-achses) external. You can also screw it directly to the servo arm (camera gimbal hanging under z-servo). Maybe I'll add holes for ball bearings later...
Now I've added th